summaryrefslogtreecommitdiffstats
path: root/drivers/platform/x86
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/platform/x86')
-rw-r--r--drivers/platform/x86/Kconfig11
-rw-r--r--drivers/platform/x86/Makefile1
-rw-r--r--drivers/platform/x86/acer-wmi.c1
-rw-r--r--drivers/platform/x86/asus-laptop.c13
-rw-r--r--drivers/platform/x86/asus_acpi.c1
-rw-r--r--drivers/platform/x86/classmate-laptop.c1
-rw-r--r--drivers/platform/x86/dell-laptop.c1
-rw-r--r--drivers/platform/x86/dell-wmi.c4
-rw-r--r--drivers/platform/x86/eeepc-laptop.c4
-rw-r--r--drivers/platform/x86/eeepc-wmi.c413
-rw-r--r--drivers/platform/x86/fujitsu-laptop.c1
-rw-r--r--drivers/platform/x86/hp-wmi.c1
-rw-r--r--drivers/platform/x86/intel_menlow.c2
-rw-r--r--drivers/platform/x86/msi-wmi.c1
-rw-r--r--drivers/platform/x86/panasonic-laptop.c1
-rw-r--r--drivers/platform/x86/sony-laptop.c1
-rw-r--r--drivers/platform/x86/tc1100-wmi.c1
-rw-r--r--drivers/platform/x86/thinkpad_acpi.c1
-rw-r--r--drivers/platform/x86/topstar-laptop.c1
-rw-r--r--drivers/platform/x86/toshiba_acpi.c1
-rw-r--r--drivers/platform/x86/wmi.c1
21 files changed, 453 insertions, 9 deletions
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index e631dbeafd7..6c3320d7505 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -385,6 +385,17 @@ config EEEPC_LAPTOP
If you have an Eee PC laptop, say Y or M here.
+config EEEPC_WMI
+ tristate "Eee PC WMI Hotkey Driver (EXPERIMENTAL)"
+ depends on ACPI_WMI
+ depends on INPUT
+ depends on EXPERIMENTAL
+ select INPUT_SPARSEKMAP
+ ---help---
+ Say Y here if you want to support WMI-based hotkeys on Eee PC laptops.
+
+ To compile this driver as a module, choose M here: the module will
+ be called eeepc-wmi.
config ACPI_WMI
tristate "WMI"
diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile
index 9cd9fa0a27e..a906490e353 100644
--- a/drivers/platform/x86/Makefile
+++ b/drivers/platform/x86/Makefile
@@ -4,6 +4,7 @@
#
obj-$(CONFIG_ASUS_LAPTOP) += asus-laptop.o
obj-$(CONFIG_EEEPC_LAPTOP) += eeepc-laptop.o
+obj-$(CONFIG_EEEPC_WMI) += eeepc-wmi.o
obj-$(CONFIG_MSI_LAPTOP) += msi-laptop.o
obj-$(CONFIG_ACPI_CMPC) += classmate-laptop.o
obj-$(CONFIG_COMPAL_LAPTOP) += compal-laptop.o
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index cbca40aa400..1ea6c434d33 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -36,6 +36,7 @@
#include <linux/rfkill.h>
#include <linux/workqueue.h>
#include <linux/debugfs.h>
+#include <linux/slab.h>
#include <acpi/acpi_drivers.h>
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index db5f7db2ba3..efe8f638890 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -49,6 +49,7 @@
#include <linux/input.h>
#include <linux/input/sparse-keymap.h>
#include <linux/rfkill.h>
+#include <linux/slab.h>
#include <acpi/acpi_drivers.h>
#include <acpi/acpi_bus.h>
@@ -78,15 +79,15 @@ static uint wapf = 1;
module_param(wapf, uint, 0644);
MODULE_PARM_DESC(wapf, "WAPF value");
-static uint wlan_status = 1;
-static uint bluetooth_status = 1;
+static int wlan_status = 1;
+static int bluetooth_status = 1;
-module_param(wlan_status, uint, 0644);
+module_param(wlan_status, int, 0644);
MODULE_PARM_DESC(wlan_status, "Set the wireless status on boot "
"(0 = disabled, 1 = enabled, -1 = don't do anything). "
"default is 1");
-module_param(bluetooth_status, uint, 0644);
+module_param(bluetooth_status, int, 0644);
MODULE_PARM_DESC(bluetooth_status, "Set the wireless status on boot "
"(0 = disabled, 1 = enabled, -1 = don't do anything). "
"default is 1");
@@ -139,7 +140,7 @@ MODULE_PARM_DESC(bluetooth_status, "Set the wireless status on boot "
/* Backlight */
static acpi_handle lcd_switch_handle;
-static const char *lcd_switch_paths[] = {
+static char *lcd_switch_paths[] = {
"\\_SB.PCI0.SBRG.EC0._Q10", /* All new models */
"\\_SB.PCI0.ISA.EC0._Q10", /* A1x */
"\\_SB.PCI0.PX40.ECD0._Q10", /* L3C */
@@ -153,7 +154,7 @@ static const char *lcd_switch_paths[] = {
#define METHOD_SWITCH_DISPLAY "SDSP"
static acpi_handle display_get_handle;
-static const char *display_get_paths[] = {
+static char *display_get_paths[] = {
/* A6B, A6K A6R A7D F3JM L4R M6R A3G M6A M6V VX-1 V6J V6V W3Z */
"\\_SB.PCI0.P0P1.VGA.GETD",
/* A3E A4K, A4D A4L A6J A7J A8J Z71V M9V S5A M5A z33A W1Jc W2V G1 */
diff --git a/drivers/platform/x86/asus_acpi.c b/drivers/platform/x86/asus_acpi.c
index ee520357aba..92fd30c9379 100644
--- a/drivers/platform/x86/asus_acpi.c
+++ b/drivers/platform/x86/asus_acpi.c
@@ -32,6 +32,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
+#include <linux/slab.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/proc_fs.h>
diff --git a/drivers/platform/x86/classmate-laptop.c b/drivers/platform/x86/classmate-laptop.c
index c696cf1c261..7f9e5ddc949 100644
--- a/drivers/platform/x86/classmate-laptop.c
+++ b/drivers/platform/x86/classmate-laptop.c
@@ -19,6 +19,7 @@
#include <linux/init.h>
#include <linux/module.h>
+#include <linux/slab.h>
#include <linux/workqueue.h>
#include <acpi/acpi_drivers.h>
#include <linux/backlight.h>
diff --git a/drivers/platform/x86/dell-laptop.c b/drivers/platform/x86/dell-laptop.c
index 46435ac4684..661e3ac4d5b 100644
--- a/drivers/platform/x86/dell-laptop.c
+++ b/drivers/platform/x86/dell-laptop.c
@@ -24,6 +24,7 @@
#include <linux/acpi.h>
#include <linux/mm.h>
#include <linux/i8042.h>
+#include <linux/slab.h>
#include "../../firmware/dcdbas.h"
#define BRIGHTNESS_TOKEN 0x7d
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index bed764e3ea2..66f53c3c35e 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -26,6 +26,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/types.h>
#include <linux/input.h>
#include <acpi/acpi_drivers.h>
@@ -216,6 +217,7 @@ static void dell_wmi_notify(u32 value, void *context)
if (dell_new_hk_type && (buffer_entry[1] != 0x10)) {
printk(KERN_INFO "dell-wmi: Received unknown WMI event"
" (0x%x)\n", buffer_entry[1]);
+ kfree(obj);
return;
}
@@ -233,7 +235,7 @@ static void dell_wmi_notify(u32 value, void *context)
key->keycode == KEY_BRIGHTNESSDOWN) && acpi_video) {
/* Don't report brightness notifications that will also
* come via ACPI */
- return;
+ ;
} else {
input_report_key(dell_wmi_input_dev, key->keycode, 1);
input_sync(dell_wmi_input_dev);
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 3fdf21e0052..0306174ba87 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -27,6 +27,7 @@
#include <linux/fb.h>
#include <linux/hwmon.h>
#include <linux/hwmon-sysfs.h>
+#include <linux/slab.h>
#include <acpi/acpi_drivers.h>
#include <acpi/acpi_bus.h>
#include <linux/uaccess.h>
@@ -168,7 +169,6 @@ struct eeepc_laptop {
struct backlight_device *backlight_device;
struct input_dev *inputdev;
- struct key_entry *keymap;
struct rfkill *wlan_rfkill;
struct rfkill *bluetooth_rfkill;
@@ -1203,8 +1203,8 @@ static int eeepc_input_init(struct eeepc_laptop *eeepc)
static void eeepc_input_exit(struct eeepc_laptop *eeepc)
{
if (eeepc->inputdev) {
+ sparse_keymap_free(eeepc->inputdev);
input_unregister_device(eeepc->inputdev);
- kfree(eeepc->keymap);
}
}
diff --git a/drivers/platform/x86/eeepc-wmi.c b/drivers/platform/x86/eeepc-wmi.c
new file mode 100644
index 00000000000..b227eb469f4
--- /dev/null
+++ b/drivers/platform/x86/eeepc-wmi.c
@@ -0,0 +1,413 @@
+/*
+ * Eee PC WMI hotkey driver
+ *
+ * Copyright(C) 2010 Intel Corporation.
+ *
+ * Portions based on wistron_btns.c:
+ * Copyright (C) 2005 Miloslav Trmac <mitr@volny.cz>
+ * Copyright (C) 2005 Bernhard Rosenkraenzer <bero@arklinux.org>
+ * Copyright (C) 2005 Dmitry Torokhov <dtor@mail.ru>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/slab.h>
+#include <linux/input.h>
+#include <linux/input/sparse-keymap.h>
+#include <linux/fb.h>
+#include <linux/backlight.h>
+#include <linux/platform_device.h>
+#include <acpi/acpi_bus.h>
+#include <acpi/acpi_drivers.h>
+
+#define EEEPC_WMI_FILE "eeepc-wmi"
+
+MODULE_AUTHOR("Yong Wang <yong.y.wang@intel.com>");
+MODULE_DESCRIPTION("Eee PC WMI Hotkey Driver");
+MODULE_LICENSE("GPL");
+
+#define EEEPC_WMI_EVENT_GUID "ABBC0F72-8EA1-11D1-00A0-C90629100000"
+#define EEEPC_WMI_MGMT_GUID "97845ED0-4E6D-11DE-8A39-0800200C9A66"
+
+MODULE_ALIAS("wmi:"EEEPC_WMI_EVENT_GUID);
+MODULE_ALIAS("wmi:"EEEPC_WMI_MGMT_GUID);
+
+#define NOTIFY_BRNUP_MIN 0x11
+#define NOTIFY_BRNUP_MAX 0x1f
+#define NOTIFY_BRNDOWN_MIN 0x20
+#define NOTIFY_BRNDOWN_MAX 0x2e
+
+#define EEEPC_WMI_METHODID_DEVS 0x53564544
+#define EEEPC_WMI_METHODID_DSTS 0x53544344
+
+#define EEEPC_WMI_DEVID_BACKLIGHT 0x00050012
+
+static const struct key_entry eeepc_wmi_keymap[] = {
+ /* Sleep already handled via generic ACPI code */
+ { KE_KEY, 0x5d, { KEY_WLAN } },
+ { KE_KEY, 0x32, { KEY_MUTE } },
+ { KE_KEY, 0x31, { KEY_VOLUMEDOWN } },
+ { KE_KEY, 0x30, { KEY_VOLUMEUP } },
+ { KE_IGNORE, NOTIFY_BRNDOWN_MIN, { KEY_BRIGHTNESSDOWN } },
+ { KE_IGNORE, NOTIFY_BRNUP_MIN, { KEY_BRIGHTNESSUP } },
+ { KE_KEY, 0xcc, { KEY_SWITCHVIDEOMODE } },
+ { KE_END, 0},
+};
+
+struct bios_args {
+ u32 dev_id;
+ u32 ctrl_param;
+};
+
+struct eeepc_wmi {
+ struct input_dev *inputdev;
+ struct backlight_device *backlight_device;
+};
+
+static struct platform_device *platform_device;
+
+static int eeepc_wmi_input_init(struct eeepc_wmi *eeepc)
+{
+ int err;
+
+ eeepc->inputdev = input_allocate_device();
+ if (!eeepc->inputdev)
+ return -ENOMEM;
+
+ eeepc->inputdev->name = "Eee PC WMI hotkeys";
+ eeepc->inputdev->phys = EEEPC_WMI_FILE "/input0";
+ eeepc->inputdev->id.bustype = BUS_HOST;
+ eeepc->inputdev->dev.parent = &platform_device->dev;
+
+ err = sparse_keymap_setup(eeepc->inputdev, eeepc_wmi_keymap, NULL);
+ if (err)
+ goto err_free_dev;
+
+ err = input_register_device(eeepc->inputdev);
+ if (err)
+ goto err_free_keymap;
+
+ return 0;
+
+err_free_keymap:
+ sparse_keymap_free(eeepc->inputdev);
+err_free_dev:
+ input_free_device(eeepc->inputdev);
+ return err;
+}
+
+static void eeepc_wmi_input_exit(struct eeepc_wmi *eeepc)
+{
+ if (eeepc->inputdev) {
+ sparse_keymap_free(eeepc->inputdev);
+ input_unregister_device(eeepc->inputdev);
+ }
+
+ eeepc->inputdev = NULL;
+}
+
+static acpi_status eeepc_wmi_get_devstate(u32 dev_id, u32 *ctrl_param)
+{
+ struct acpi_buffer input = { (acpi_size)sizeof(u32), &dev_id };
+ struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
+ union acpi_object *obj;
+ acpi_status status;
+ u32 tmp;
+
+ status = wmi_evaluate_method(EEEPC_WMI_MGMT_GUID,
+ 1, EEEPC_WMI_METHODID_DSTS, &input, &output);
+
+ if (ACPI_FAILURE(status))
+ return status;
+
+ obj = (union acpi_object *)output.pointer;
+ if (obj && obj->type == ACPI_TYPE_INTEGER)
+ tmp = (u32)obj->integer.value;
+ else
+ tmp = 0;
+
+ if (ctrl_param)
+ *ctrl_param = tmp;
+
+ kfree(obj);
+
+ return status;
+
+}
+
+static acpi_status eeepc_wmi_set_devstate(u32 dev_id, u32 ctrl_param)
+{
+ struct bios_args args = {
+ .dev_id = dev_id,
+ .ctrl_param = ctrl_param,
+ };
+ struct acpi_buffer input = { (acpi_size)sizeof(args), &args };
+ acpi_status status;
+
+ status = wmi_evaluate_method(EEEPC_WMI_MGMT_GUID,
+ 1, EEEPC_WMI_METHODID_DEVS, &input, NULL);
+
+ return status;
+}
+
+static int read_brightness(struct backlight_device *bd)
+{
+ static u32 ctrl_param;
+ acpi_status status;
+
+ status = eeepc_wmi_get_devstate(EEEPC_WMI_DEVID_BACKLIGHT, &ctrl_param);
+
+ if (ACPI_FAILURE(status))
+ return -1;
+ else
+ return ctrl_param & 0xFF;
+}
+
+static int update_bl_status(struct backlight_device *bd)
+{
+
+ static u32 ctrl_param;
+ acpi_status status;
+
+ ctrl_param = bd->props.brightness;
+
+ status = eeepc_wmi_set_devstate(EEEPC_WMI_DEVID_BACKLIGHT, ctrl_param);
+
+ if (ACPI_FAILURE(status))
+ return -1;
+ else
+ return 0;
+}
+
+static const struct backlight_ops eeepc_wmi_bl_ops = {
+ .get_brightness = read_brightness,
+ .update_status = update_bl_status,
+};
+
+static int eeepc_wmi_backlight_notify(struct eeepc_wmi *eeepc, int code)
+{
+ struct backlight_device *bd = eeepc->backlight_device;
+ int old = bd->props.brightness;
+ int new;
+
+ if (code >= NOTIFY_BRNUP_MIN && code <= NOTIFY_BRNUP_MAX)
+ new = code - NOTIFY_BRNUP_MIN + 1;
+ else if (code >= NOTIFY_BRNDOWN_MIN && code <= NOTIFY_BRNDOWN_MAX)
+ new = code - NOTIFY_BRNDOWN_MIN;
+
+ bd->props.brightness = new;
+ backlight_update_status(bd);
+ backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY);
+
+ return old;
+}
+
+static int eeepc_wmi_backlight_init(struct eeepc_wmi *eeepc)
+{
+ struct backlight_device *bd;
+ struct backlight_properties props;
+
+ memset(&props, 0, sizeof(struct backlight_properties));
+ props.max_brightness = 15;
+ bd = backlight_device_register(EEEPC_WMI_FILE,
+ &platform_device->dev, eeepc,
+ &eeepc_wmi_bl_ops, &props);
+ if (IS_ERR(bd)) {
+ pr_err("Could not register backlight device\n");
+ return PTR_ERR(bd);
+ }
+
+ eeepc->backlight_device = bd;
+
+ bd->props.brightness = read_brightness(bd);
+ bd->props.power = FB_BLANK_UNBLANK;
+ backlight_update_status(bd);
+
+ return 0;
+}
+
+static void eeepc_wmi_backlight_exit(struct eeepc_wmi *eeepc)
+{
+ if (eeepc->backlight_device)
+ backlight_device_unregister(eeepc->backlight_device);
+
+ eeepc->backlight_device = NULL;
+}
+
+static void eeepc_wmi_notify(u32 value, void *context)
+{
+ struct eeepc_wmi *eeepc = context;
+ struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL };
+ union acpi_object *obj;
+ acpi_status status;
+ int code;
+ int orig_code;
+
+ status = wmi_get_event_data(value, &response);
+ if (status != AE_OK) {
+ pr_err("bad event status 0x%x\n", status);
+ return;
+ }
+
+ obj = (union acpi_object *)response.pointer;
+
+ if (obj && obj->type == ACPI_TYPE_INTEGER) {
+ code = obj->integer.value;
+ orig_code = code;
+
+ if (code >= NOTIFY_BRNUP_MIN && code <= NOTIFY_BRNUP_MAX)
+ code = NOTIFY_BRNUP_MIN;
+ else if (code >= NOTIFY_BRNDOWN_MIN &&
+ code <= NOTIFY_BRNDOWN_MAX)
+ code = NOTIFY_BRNDOWN_MIN;
+
+ if (code == NOTIFY_BRNUP_MIN || code == NOTIFY_BRNDOWN_MIN) {
+ if (!acpi_video_backlight_support())
+ eeepc_wmi_backlight_notify(eeepc, orig_code);
+ }
+
+ if (!sparse_keymap_report_event(eeepc->inputdev,
+ code, 1, true))
+ pr_info("Unknown key %x pressed\n", code);
+ }
+
+ kfree(obj);
+}
+
+static int __devinit eeepc_wmi_platform_probe(struct platform_device *device)
+{
+ struct eeepc_wmi *eeepc;
+ int err;
+ acpi_status status;
+
+ eeepc = platform_get_drvdata(device);
+
+ err = eeepc_wmi_input_init(eeepc);
+ if (err)
+ goto error_input;
+
+ if (!acpi_video_backlight_support()) {
+ err = eeepc_wmi_backlight_init(eeepc);
+ if (err)
+ goto error_backlight;
+ } else
+ pr_info("Backlight controlled by ACPI video driver\n");
+
+ status = wmi_install_notify_handler(EEEPC_WMI_EVENT_GUID,
+ eeepc_wmi_notify, eeepc);
+ if (ACPI_FAILURE(status)) {
+ pr_err("Unable to register notify handler - %d\n",
+ status);
+ err = -ENODEV;
+ goto error_wmi;
+ }
+
+ return 0;
+
+error_wmi:
+ eeepc_wmi_backlight_exit(eeepc);
+error_backlight:
+ eeepc_wmi_input_exit(eeepc);
+error_input:
+ return err;
+}
+
+static int __devexit eeepc_wmi_platform_remove(struct platform_device *device)
+{
+ struct eeepc_wmi *eeepc;
+
+ eeepc = platform_get_drvdata(device);
+ wmi_remove_notify_handler(EEEPC_WMI_EVENT_GUID);
+ eeepc_wmi_backlight_exit(eeepc);
+ eeepc_wmi_input_exit(eeepc);
+
+ return 0;
+}
+
+static struct platform_driver platform_driver = {
+ .driver = {
+ .name = EEEPC_WMI_FILE,
+ .owner = THIS_MODULE,
+ },
+ .probe = eeepc_wmi_platform_probe,
+ .remove = __devexit_p(eeepc_wmi_platform_remove),
+};
+
+static int __init eeepc_wmi_init(void)
+{
+ struct eeepc_wmi *eeepc;
+ int err;
+
+ if (!wmi_has_guid(EEEPC_WMI_EVENT_GUID) ||
+ !wmi_has_guid(EEEPC_WMI_MGMT_GUID)) {
+ pr_warning("No known WMI GUID found\n");
+ return -ENODEV;
+ }
+
+ eeepc = kzalloc(sizeof(struct eeepc_wmi), GFP_KERNEL);
+ if (!eeepc)
+ return -ENOMEM;
+
+ platform_device = platform_device_alloc(EEEPC_WMI_FILE, -1);
+ if (!platform_device) {
+ pr_warning("Unable to allocate platform device\n");
+ err = -ENOMEM;
+ goto fail_platform;
+ }
+
+ err = platform_device_add(platform_device);
+ if (err) {
+ pr_warning("Unable to add platform device\n");
+ goto put_dev;
+ }
+
+ platform_set_drvdata(platform_device, eeepc);
+
+ err = platform_driver_register(&platform_driver);
+ if (err) {
+ pr_warning("Unable to register platform driver\n");
+ goto del_dev;
+ }
+
+ return 0;
+
+del_dev:
+ platform_device_del(platform_device);
+put_dev:
+ platform_device_put(platform_device);
+fail_platform:
+ kfree(eeepc);
+
+ return err;
+}
+
+static void __exit eeepc_wmi_exit(void)
+{
+ struct eeepc_wmi *eeepc;
+
+ eeepc = platform_get_drvdata(platform_device);
+ platform_driver_unregister(&platform_driver);
+ platform_device_unregister(platform_device);
+ kfree(eeepc);
+}
+
+module_init(eeepc_wmi_init);
+module_exit(eeepc_wmi_exit);
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index c1074b32490..47b4fd75aa3 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -66,6 +66,7 @@
#include <linux/kfifo.h>
#include <linux/video_output.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
#include <linux/leds.h>
#endif
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 56086363bec..51c07a05a7b 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -26,6 +26,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/types.h>
#include <linux/input.h>
#include <acpi/acpi_drivers.h>
diff --git a/drivers/platform/x86/intel_menlow.c b/drivers/platform/x86/intel_menlow.c
index f0a90a6bf39..2f795ce2b93 100644
--- a/drivers/platform/x86/intel_menlow.c
+++ b/drivers/platform/x86/intel_menlow.c
@@ -30,6 +30,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/pm.h>
@@ -396,6 +397,7 @@ static int intel_menlow_add_one_attribute(char *name, int mode, void *show,
if (!attr)
return -ENOMEM;
+ sysfs_attr_init(&attr->attr.attr); /* That is consistent naming :D */
attr->attr.attr.name = name;
attr->attr.attr.mode = mode;
attr->attr.show = show;
diff --git a/drivers/platform/x86/msi-wmi.c b/drivers/platform/x86/msi-wmi.c
index 367caaae2f3..d1736009636 100644
--- a/drivers/platform/x86/msi-wmi.c
+++ b/drivers/platform/x86/msi-wmi.c
@@ -26,6 +26,7 @@
#include <linux/input/sparse-keymap.h>
#include <linux/acpi.h>
#include <linux/backlight.h>
+#include <linux/slab.h>
MODULE_AUTHOR("Thomas Renninger <trenn@suse.de>");
MODULE_DESCRIPTION("MSI laptop WMI hotkeys driver");
diff --git a/drivers/platform/x86/panasonic-laptop.c b/drivers/platform/x86/panasonic-laptop.c
index 726f02affcb..2fb9a32926f 100644
--- a/drivers/platform/x86/panasonic-laptop.c
+++ b/drivers/platform/x86/panasonic-laptop.c
@@ -124,6 +124,7 @@
#include <linux/ctype.h>
#include <linux/seq_file.h>
#include <linux/uaccess.h>
+#include <linux/slab.h>
#include <acpi/acpi_bus.h>
#include <acpi/acpi_drivers.h>
#include <linux/input.h>
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index 6553b91caaa..1387c5f9c24 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -58,6 +58,7 @@
#include <linux/kfifo.h>
#include <linux/workqueue.h>
#include <linux/acpi.h>
+#include <linux/slab.h>
#include <acpi/acpi_drivers.h>
#include <acpi/acpi_bus.h>
#include <asm/uaccess.h>
diff --git a/drivers/platform/x86/tc1100-wmi.c b/drivers/platform/x86/tc1100-wmi.c
index dd33b51c348..1fe0f1feff7 100644
--- a/drivers/platform/x86/tc1100-wmi.c
+++ b/drivers/platform/x86/tc1100-wmi.c
@@ -27,6 +27,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
+#include <linux/slab.h>
#include <linux/init.h>
#include <linux/types.h>
#include <acpi/acpi.h>
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 770b85327f8..63290b33c87 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -58,6 +58,7 @@
#include <linux/kthread.h>
#include <linux/freezer.h>
#include <linux/delay.h>
+#include <linux/slab.h>
#include <linux/nvram.h>
#include <linux/proc_fs.h>
diff --git a/drivers/platform/x86/topstar-laptop.c b/drivers/platform/x86/topstar-laptop.c
index 4d6516fded7..ff4b476f195 100644
--- a/drivers/platform/x86/topstar-laptop.c
+++ b/drivers/platform/x86/topstar-laptop.c
@@ -16,6 +16,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/acpi.h>
#include <linux/input.h>
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index def4841183b..37aa1479855 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -47,6 +47,7 @@
#include <linux/platform_device.h>
#include <linux/rfkill.h>
#include <linux/input.h>
+#include <linux/slab.h>
#include <asm/uaccess.h>
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index 09e9918c69c..39ec5b6c2e3 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -33,6 +33,7 @@
#include <linux/device.h>
#include <linux/list.h>
#include <linux/acpi.h>
+#include <linux/slab.h>
#include <acpi/acpi_bus.h>
#include <acpi/acpi_drivers.h>